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单词 triclasite
释义 ˈtriclasite Min. Obs.
[ad. Ger. triclasit (Hausmann 1808), f. Gr. τρι- tri- + κλάσ-ις breaking, fracture + -ite1.]
Obsolete synonym of fahlunite.
1835Encycl. Brit. (ed. 7) XII. 37/1 Triclasite. Specific Gravity 2·61 to 2·66.1850Ansted Elem. Geol., Min. etc. §401 Fahlunite, Triklasite, Hydrous silicate of alumina with magnesia, oxide of iron, and oxide of manganese.1868Dana Min. (ed. 5) 485 The name triclasite alludes to three cleavages, and is therefore bad, as they are not cleavages of the species, but in part of the original iolite.
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